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Ryan da Silva Ramos

Publications (4)

Chemical Study, Antioxidant Analysis and Evaluation of the Larvicidal Potential against Aedes aegypti Larvae of Essential Oil of Ocimum basilicum Linn

Ryan da Silva Ramos, Alex Bruno Lobato Rodrigues, Raimundo Nonato Picanço Souto & Sheylla Susan Moreira da Silva de Almeida · European Journal of Medicinal Plants · 2015

Aims: The purpose of this research was to accomplish chemical study, antioxidant analysis and evaluation of the larvicidal potential against Aedes aegypti larvae of essential oil from the leaves of O. basilicum Linn. Location of the Study: Pharmacognosy and Phytochemistry Laborat...

Open access Research Article 10.9734/EJMP/2016/18230

Study of Physical and Chemical Composition and Quality of Hoplias malabaricus and Leporinus friderici (Bloch, 1794) Fillet Collected in Pirativa River -Santana-AP

José Policarpo Miranda Junior, Ryan da Silva Ramos & Sheylla Susan Moreira da Silva de Almeid Silva de Almeid · Chemical Science International Journal · 2016

Aims: The purpose of this research was to perform the physical and chemical study of the composition and the quality of the fillet of Hoplias malabaricus (Traíra) and Leporinus friderici (Bloch, 1794) collected in Pirativa River-Santana-Ap. Study Design: This study was chosen in...

Open access Research Article 10.9734/ACSJ/2016/18346

Phytochemical Screening of Leaves of Catharanthus roseus (L.)

Amanda Furtado de Almeida, Ryan da Silva Ramos & Sheylla Susan Moreira da Silva de Almeid · Chemical Science International Journal · 2016

Aims: To determine the major classes of secondary metabolites found in the leaves of Catharanthus roseus (L.). Study Design: The study aimed to determine the major classes of secondary metabolites of plant species Catharanthus roseus through technical and classical methodologies....

Open access Research Article 10.9734/ACSJ/2016/19227

Phytochemical Study, Microbiological Activity and Cytotoxicity of Leaves and Stem from Plant Species Mikania lindleyana DC

Wilkyson Alfaia Costa, Dionel Heleno de Souza Silva, Ryan da Silva Ramos, Edilson Leal da Cunha, Luís Roberto Takiyama & Sheylla Susan Moreira da Silva de Almeid · Chemical Science International Journal · 2015

Aims: The objective of this research was to study phytochemical, antimicrobial activity and cytotoxicity of crude ethanol extract of Mikania lindleyana leaves and stems. Study Design: Samples of plant species M. lindleyana were collected in the city of Belém, Pará State, Brazil....

Open access Research Article 10.9734/ACSJ/2016/18351